<template>
  <div>
    
    <p>{{bookId}}</p>
  </div>
</template>

<script>
export default {
  data() {
    return {
      bookId: ""
    };
  },
  mounted() {
    wx.setNavigationBarTitle({
      title:"修改标题"
    })
    this.bookId = this.$root.$mp.query.id;
    console.log(this.bookId);
  }
};
</script>

<style>
</style>